2,2',3,3',4,5,6,6'-Octachlorobiphenyl (200)

Tolylfluanide-d7 (71.2%),100 µg/mL,isooctane,1mL,

EPA Method 552.1 - Surrogate Standard

oxy-Chlordane, 100 µg/ml, Acetonitrile, 1ml